Home / 7,878,010.01-10,871,643.29-4,256,338.01

Finding the Fourth Proportional to 7,878,010.01, 10,871,643.29 and 4,256,338.01

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Solution

The fourth proportional to 7,878,010.01, 10,871,643.29 and 4,256,338.01 is: 5,873,740.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,878,010.01 : 10,871,643.29 = 4,256,338.01 : x
  2. Step 2: Convert to fraction form
    7,878,010.01/10,871,643.29 = 4,256,338.01/x
  3. Step 3: Cross multiply
    7,878,010.01x = 10,871,643.29 × 4,256,338.01
  4. Step 4: Simplify right side
    7,878,010.01x = 46,273,388,490,748.55
  5. Step 5: Solve for x
    x = 46,273,388,490,748.55/7,878,010.01
  6. Step 6: Final answer
    x = 5,873,740.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.